AP Ch 13

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Across
  1. 8. largest and most long-lived of the WBCs; highly phagocytic
  2. 9. destruction of red blood cells
  3. 10. immature form of an erythrocyte
  4. 12. most abundant of the white blood cells; highly mobile
  5. 13. white blood cells that protect against parasites; also involved in allergic reactions
  6. 17. hormone secreted by the kidneys that stimulates the production of erythrocytes
  7. 18. percentage of red blood cells in a sample of blood
  8. 21. insoluble protein fibers involved in forming a blood clot
  9. 22. process of dissolution of a blood clot
  10. 23. second most numerous of the WBCs; responsible for long-term immunity
Down
  1. 1. white blood cells
  2. 2. fewest of WBCs, secretes heparin
  3. 3. blood clotting
  4. 4. clear extracellular matrix of blood
  5. 5. red blood cells
  6. 6. elevated white blood cell count
  7. 7. deficiency of red blood cells or hemoglobin
  8. 11. blood cell fragments that play a key role in stopping bleeding
  9. 14. iron-containing pigment of red blood cells that carries oxygen
  10. 15. plasma without the clotting proteins
  11. 16. abnormally low white blood count
  12. 19. production of blood
  13. 20. thickness or stickiness of blood